1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_BROWSER_PPAPI_HOST_IMPL_H_
6 #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_BROWSER_PPAPI_HOST_IMPL_H_
11 #include "base/basictypes.h"
12 #include "base/compiler_specific.h"
13 #include "base/files/file_path.h"
14 #include "base/memory/ref_counted.h"
15 #include "base/memory/weak_ptr.h"
16 #include "content/browser/renderer_host/pepper/content_browser_pepper_host_factory.h"
17 #include "content/browser/renderer_host/pepper/ssl_context_helper.h"
18 #include "content/common/content_export.h"
19 #include "content/common/pepper_renderer_instance_data.h"
20 #include "content/public/browser/browser_ppapi_host.h"
21 #include "content/public/common/process_type.h"
22 #include "ipc/ipc_channel_proxy.h"
23 #include "ppapi/host/ppapi_host.h"
27 class CONTENT_EXPORT BrowserPpapiHostImpl : public BrowserPpapiHost {
29 // The creator is responsible for calling set_plugin_process_handle as soon
30 // as it is known (we start the process asynchronously so it won't be known
31 // when this object is created).
32 // |external_plugin| signfies that this is a proxy created for an embedder's
33 // plugin, i.e. using BrowserPpapiHost::CreateExternalPluginProcess.
36 const ppapi::PpapiPermissions& permissions,
37 const std::string& plugin_name,
38 const base::FilePath& plugin_path,
39 const base::FilePath& profile_data_directory,
41 bool external_plugin);
42 virtual ~BrowserPpapiHostImpl();
45 virtual ppapi::host::PpapiHost* GetPpapiHost() OVERRIDE;
46 virtual base::ProcessHandle GetPluginProcessHandle() const OVERRIDE;
47 virtual bool IsValidInstance(PP_Instance instance) const OVERRIDE;
48 virtual bool GetRenderFrameIDsForInstance(
50 int* render_process_id,
51 int* render_frame_id) const OVERRIDE;
52 virtual const std::string& GetPluginName() OVERRIDE;
53 virtual const base::FilePath& GetPluginPath() OVERRIDE;
54 virtual const base::FilePath& GetProfileDataDirectory() OVERRIDE;
55 virtual GURL GetDocumentURLForInstance(PP_Instance instance) OVERRIDE;
56 virtual GURL GetPluginURLForInstance(PP_Instance instance) OVERRIDE;
57 virtual void SetOnKeepaliveCallback(
58 const BrowserPpapiHost::OnKeepaliveCallback& callback) OVERRIDE;
60 void set_plugin_process_handle(base::ProcessHandle handle) {
61 plugin_process_handle_ = handle;
64 bool external_plugin() const { return external_plugin_; }
66 // These two functions are notifications that an instance has been created
67 // or destroyed. They allow us to maintain a mapping of PP_Instance to data
68 // associated with the instance including view IDs in the browser process.
69 void AddInstance(PP_Instance instance,
70 const PepperRendererInstanceData& instance_data);
71 void DeleteInstance(PP_Instance instance);
73 scoped_refptr<IPC::ChannelProxy::MessageFilter> message_filter() {
74 return message_filter_;
77 const scoped_refptr<SSLContextHelper>& ssl_context_helper() const {
78 return ssl_context_helper_;
82 friend class BrowserPpapiHostTest;
84 // Implementing MessageFilter on BrowserPpapiHostImpl makes it ref-counted,
85 // preventing us from returning these to embedders without holding a
86 // reference. To avoid that, define a message filter object.
87 class HostMessageFilter : public IPC::ChannelProxy::MessageFilter {
89 HostMessageFilter(ppapi::host::PpapiHost* ppapi_host,
90 BrowserPpapiHostImpl* browser_ppapi_host_impl);
92 // IPC::ChannelProxy::MessageFilter.
93 virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
95 void OnHostDestroyed();
98 virtual ~HostMessageFilter();
101 void OnHostMsgLogInterfaceUsage(int hash) const;
103 // Non owning pointers cleared in OnHostDestroyed()
104 ppapi::host::PpapiHost* ppapi_host_;
105 BrowserPpapiHostImpl* browser_ppapi_host_impl_;
108 // Reports plugin activity to the callback set with SetOnKeepaliveCallback.
111 scoped_ptr<ppapi::host::PpapiHost> ppapi_host_;
112 base::ProcessHandle plugin_process_handle_;
113 std::string plugin_name_;
114 base::FilePath plugin_path_;
115 base::FilePath profile_data_directory_;
117 // If true, this refers to a plugin running in the renderer process.
120 // If true, this is an external plugin, i.e. created by the embedder using
121 // BrowserPpapiHost::CreateExternalPluginProcess.
122 bool external_plugin_;
124 scoped_refptr<SSLContextHelper> ssl_context_helper_;
126 // Tracks all PP_Instances in this plugin and associated renderer-related
128 typedef std::map<PP_Instance, PepperRendererInstanceData> InstanceMap;
129 InstanceMap instance_map_;
131 scoped_refptr<HostMessageFilter> message_filter_;
133 BrowserPpapiHost::OnKeepaliveCallback on_keepalive_callback_;
135 DISALLOW_COPY_AND_ASSIGN(BrowserPpapiHostImpl);
138 } // namespace content
140 #endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_BROWSER_PPAPI_HOST_IMPL_H_